83       (SystemZ::GRH32BitRegClass.contains(Reg) ? SystemZ::subreg_h32  in shortenIIF()
84                                                : SystemZ::subreg_l32);  in shortenIIF()
86       (thisSubRegIdx == SystemZ::subreg_l32 ? SystemZ::subreg_h32  in shortenIIF()
87                                             : SystemZ::subreg_l32);  in shortenIIF()
89       TRI->getMatchingSuperReg(Reg, thisSubRegIdx, &SystemZ::GR64BitRegClass);  in shortenIIF()
95   if (SystemZ::isImmLL(Imm)) {  in shortenIIF()
100   if (SystemZ::isImmLH(Imm)) {  in shortenIIF()
146   if (!LiveRegs.contains(SystemZ::CC) && shortenOn001(MI, Opcode)) {  in shortenOn001AddCC()
148       .addReg(SystemZ::CC, RegState::ImplicitDefine | RegState::Dead);  in shortenOn001AddCC()
217     case SystemZ::IILF:  in processBlock()
218       Changed |= shortenIIF(MI, SystemZ::LLILL, SystemZ::LLILH);  in processBlock()
221     case SystemZ::IIHF:  in processBlock()
222       Changed |= shortenIIF(MI, SystemZ::LLIHL, SystemZ::LLIHH);  in processBlock()
225     case SystemZ::WFADB:  in processBlock()
226       Changed |= shortenOn001AddCC(MI, SystemZ::ADBR);  in processBlock()
229     case SystemZ::WFASB:  in processBlock()
230       Changed |= shortenOn001AddCC(MI, SystemZ::AEBR);  in processBlock()
233     case SystemZ::WFDDB:  in processBlock()
234       Changed |= shortenOn001(MI, SystemZ::DDBR);  in processBlock()
237     case SystemZ::WFDSB:  in processBlock()
238       Changed |= shortenOn001(MI, SystemZ::DEBR);  in processBlock()
241     case SystemZ::WFIDB:  in processBlock()
242       Changed |= shortenFPConv(MI, SystemZ::FIDBRA);  in processBlock()
245     case SystemZ::WFISB:  in processBlock()
246       Changed |= shortenFPConv(MI, SystemZ::FIEBRA);  in processBlock()
249     case SystemZ::WLDEB:  in processBlock()
250       Changed |= shortenOn01(MI, SystemZ::LDEBR);  in processBlock()
253     case SystemZ::WLEDB:  in processBlock()
254       Changed |= shortenFPConv(MI, SystemZ::LEDBRA);  in processBlock()
257     case SystemZ::WFMDB:  in processBlock()
258       Changed |= shortenOn001(MI, SystemZ::MDBR);  in processBlock()
261     case SystemZ::WFMSB:  in processBlock()
262       Changed |= shortenOn001(MI, SystemZ::MEEBR);  in processBlock()
265     case SystemZ::WFMADB:  in processBlock()
266       Changed |= shortenFusedFPOp(MI, SystemZ::MADBR);  in processBlock()
269     case SystemZ::WFMASB:  in processBlock()
270       Changed |= shortenFusedFPOp(MI, SystemZ::MAEBR);  in processBlock()
273     case SystemZ::WFMSDB:  in processBlock()
274       Changed |= shortenFusedFPOp(MI, SystemZ::MSDBR);  in processBlock()
277     case SystemZ::WFMSSB:  in processBlock()
278       Changed |= shortenFusedFPOp(MI, SystemZ::MSEBR);  in processBlock()
281     case SystemZ::WFLCDB:  in processBlock()
282       Changed |= shortenOn01(MI, SystemZ::LCDFR);  in processBlock()
285     case SystemZ::WFLCSB:  in processBlock()
286       Changed |= shortenOn01(MI, SystemZ::LCDFR_32);  in processBlock()
289     case SystemZ::WFLNDB:  in processBlock()
290       Changed |= shortenOn01(MI, SystemZ::LNDFR);  in processBlock()
293     case SystemZ::WFLNSB:  in processBlock()
294       Changed |= shortenOn01(MI, SystemZ::LNDFR_32);  in processBlock()
297     case SystemZ::WFLPDB:  in processBlock()
298       Changed |= shortenOn01(MI, SystemZ::LPDFR);  in processBlock()
301     case SystemZ::WFLPSB:  in processBlock()
302       Changed |= shortenOn01(MI, SystemZ::LPDFR_32);  in processBlock()
305     case SystemZ::WFSQDB:  in processBlock()
306       Changed |= shortenOn01(MI, SystemZ::SQDBR);  in processBlock()
309     case SystemZ::WFSQSB:  in processBlock()
310       Changed |= shortenOn01(MI, SystemZ::SQEBR);  in processBlock()
313     case SystemZ::WFSDB:  in processBlock()
314       Changed |= shortenOn001AddCC(MI, SystemZ::SDBR);  in processBlock()
317     case SystemZ::WFSSB:  in processBlock()
318       Changed |= shortenOn001AddCC(MI, SystemZ::SEBR);  in processBlock()
321     case SystemZ::WFCDB:  in processBlock()
322       Changed |= shortenOn01(MI, SystemZ::CDBR);  in processBlock()
325     case SystemZ::WFCSB:  in processBlock()
326       Changed |= shortenOn01(MI, SystemZ::CEBR);  in processBlock()
329     case SystemZ::WFKDB:  in processBlock()
330       Changed |= shortenOn01(MI, SystemZ::KDBR);  in processBlock()
333     case SystemZ::WFKSB:  in processBlock()
334       Changed |= shortenOn01(MI, SystemZ::KEBR);  in processBlock()
337     case SystemZ::VL32:  in processBlock()
339       Changed |= shortenOn0(MI, SystemZ::LDE32);  in processBlock()
342     case SystemZ::VST32:  in processBlock()
343       Changed |= shortenOn0(MI, SystemZ::STE);  in processBlock()
346     case SystemZ::VL64:  in processBlock()
347       Changed |= shortenOn0(MI, SystemZ::LD);  in processBlock()
350     case SystemZ::VST64:  in processBlock()
351       Changed |= shortenOn0(MI, SystemZ::STD);  in processBlock()
355       int TwoOperandOpcode = SystemZ::getTwoOperandOpcode(MI.getOpcode());  in processBlock()
367       if (TwoOperandOpcode == SystemZ::SLL ||  in processBlock()
368           TwoOperandOpcode == SystemZ::SLA ||  in processBlock()
369           TwoOperandOpcode == SystemZ::SRL ||  in processBlock()
370           TwoOperandOpcode == SystemZ::SRA) {  in processBlock()